A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes nut (1), plain, castellated, hexagon.
Classification: Nuts of iron or steel
NSN 5935-01-502-7480
NSN 5965-01-490-2547
NSN 5998-00-133-6589
NSN 5975-00-556-5575
NSN 6320-01-089-9086
NSN 5920-01-222-5107
NSN 5925-01-487-5713
NSN 5990-00-471-1435
NSN 6620-00-186-8220
NSN 6645-01-425-1673
NSN 5835-00-137-5093
NSN 5999-01-491-7878